use the arrow keys to move the pointer r to place blocks and e to break them. use w and a to go foward and backwards or use mobile.and you must remember i am still making this so watch out for updates!
i used a touturial by mattant on youtube link: https://www.youtube.com/watch?v=8oVBVzeBzzk&list=PL6mwxZOoQsxMrWOyRV9p18rWkNiDQAAnW&index=2 (this is the link for the toutural i used so copy and paste it in your browser.